Weather By Day

September Weather In La Crosse  
September La Crosse Weather
Record High: 100°F
Normal High: 74°F
Normal Low: 52°F
Record Low: 23°F
Avg Monthly Rain: 3.4"
Rec 1 Day Rain: 3.35"

La Crosse Weather In September

The highest recorded temperature in September for La Crosse for the past 58 years was 100 degrees Fahrenheit, registered on September 8, 1978, and the typical high is 74. The lowest documented temperature for La Crosse for the past 58 years in September was 23 most recently encountered on September 28, 1949, and the mean daily low in the month is 52.

National Weather Service historical La Crosse September Weather data indicates that on September 29, 1985, the recorded high did not exceed 45 degrees Fahrenheit, the lowest high measured in La Crosse in the past 58 years. Weather Service records also indicate that on September 3, 1985, the low temperature for the day was not measured below 75 degrees, the highest low measured in La Crosse in the last 58 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in La Crosse on September First is 79 degrees Fahrenheit and the average high on the last day of September is 68 degrees. The average recorded low temperature in La Crosse on September First is 57 degrees Fahrenheit and the average low on the last day of September is 47 degrees.

La Crosse usually receives an average of 3.4 inches of precipitation during September. The most rain recorded in a single day, as shown by September La Crosse Weather data, was 3.35 inches on September 19, 1983.